solve x+8y=19 and 2x+11y=28 by elimination method
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4
Answer:
x=3,y=2
Step-by-step explanation:
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Answered by
4
Answer:
x+8y=19----------(1)
2x+11y=28---------(2)
sub equation 2 from 1 and (1) multiply by 2
2x+16y=38
2x+11y=28
(-) (-) (-)
------------------
5y=10
y=10/5
y=2
put the value of y in equation 1
x+8*2=19
x+16=19
x=19-16
x=3
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